12639160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18587}}^1$

素因数の和:18615

約数の個数: 32

約数和(自身を含む): 30112560

約数和(自身を除く): 17473400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18587, 37174, 74348, 92935, 148696, 185870, 315979, 371740, 631958, 743480, 1263916, 1579895, 2527832, 3159790, 6319580, 12639160]

約数ペア:

[(1, 12639160), (2, 6319580), (4, 3159790), (5, 2527832), (8, 1579895), (10, 1263916), (17, 743480), (20, 631958), (34, 371740), (40, 315979), (68, 185870), (85, 148696), (136, 92935), (170, 74348), (340, 37174), (680, 18587)]